Calculate rotational K.E. of earth due t - CUETMOCK

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Home Questions CTGKNVM92N

Target Exam

CUET

Subject

Physics

Chapter

System of Particle and Rotational Motion

Question:

Calculate rotational K.E. of earth due to its rotation about its own axis. M_e = 6 × 10²⁴ kg R_e = 6400 Km

Options:

2.6 × 10²⁹ Joule

6.2 × 10²⁹ Joule

26 × 10²⁹ Joule

62 × 10²⁹ Joule

Correct Answer:

2.6 × 10²⁹ Joule

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